A nub nade is usually used in on-line gaming when someone gets off a random and/or lucky grenade. The attack has little or no thought behind it and is usually a last ditch effort. Nubs tend to do this rather often, so the 'technique' was named accordingly.

A term used for the grenade launcher in the game Wolfenstein: Enemy Territory. it is referred to as nub, because it is EXTREMELY easy to get kills with, as u can bounce the nades off walls. AKA: noobtube, noobstick, noobsock, glauncher, nn.